Finding the Fourth Proportional to 76,028.19, 114,042.57 and 26,122.68
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Solution
The fourth proportional to 76,028.19, 114,042.57 and 26,122.68 is: 39,184.12
Step by Step Solution
- Step 1: Write the proportion equation
76,028.19 : 114,042.57 = 26,122.68 : x - Step 2: Convert to fraction form
76,028.19/114,042.57 = 26,122.68/x - Step 3: Cross multiply
76,028.19x = 114,042.57 × 26,122.68 - Step 4: Simplify right side
76,028.19x = 2,979,097,562.49 - Step 5: Solve for x
x = 2,979,097,562.49/76,028.19 - Step 6: Final answer
x = 39,184.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.